Home / 156,341.58-234,509.13-38,013.54

Finding the Fourth Proportional to 156,341.58, 234,509.13 and 38,013.54

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Solution

The fourth proportional to 156,341.58, 234,509.13 and 38,013.54 is: 57,019.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,341.58 : 234,509.13 = 38,013.54 : x
  2. Step 2: Convert to fraction form
    156,341.58/234,509.13 = 38,013.54/x
  3. Step 3: Cross multiply
    156,341.58x = 234,509.13 × 38,013.54
  4. Step 4: Simplify right side
    156,341.58x = 8,914,522,193.62
  5. Step 5: Solve for x
    x = 8,914,522,193.62/156,341.58
  6. Step 6: Final answer
    x = 57,019.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.